Merge pull request #6282 from Kyep/ca_initial_xenos

Fixes initial Xenomorphs not appearing in Check Antagonists

code/modules/events/alien_infestation.dm

@@ -29,6 +29,8 @@
 				respawnable_list -= C.client
 				var/mob/living/carbon/alien/larva/new_xeno = new(vent.loc)
 				new_xeno.key = C.key
+				if(ticker && ticker.mode)
+					ticker.mode.xenos += new_xeno.mind
 
 				spawncount--
 				successSpawn = 1